I'm starting to think that for the entirety of this arc, we won't go a chapter without someone mentioning "Alibaba" and "lack of a girlfriend" in the same sentence
That said, Kou must have some really fast builders, I mean they've practically renovated the whole city in the span of a little over a year. Kou also has some pretty well established colonial policies by keeping those they conquer happy, they're less likely to rebel that way.